iOS 7 update traffic
marka at isc.org
Fri Sep 20 22:55:50 UTC 2013
In message <F11FF3CF-D363-4AF0-A030-B72CD68DD988 at puck.nether.net>, Jared Mauch
> On Sep 19, 2013, at 7:13 PM, Mark Andrews <marka at isc.org> wrote:
> > Oh you mean that option that never made it past a internet-draft
> > that expired 13 years ago and is in the private range to boot.
> > If you want proxy discovery to work on all devices complete the
> > process of getting a code point allocated then get the OS vendors
> > to query for it. 252 is fine for experimenting / proof of concept
> > but it really is the wrong value for long term use.
> > Mark
> >  http://tools.ietf.org/html/draft-ietf-wrec-wpad-01
> > 
> I've found that Microsoft devices honor this option, but others do not.
> I would be in support of something similar to provide this support, but
> the part of my original reply you missed is that the content is
> deliberately not-cachable on the part of either the CDN or the
> originator. Microsoft patches are also not easily cacheable as well
> because they only request about 100Kb per request, so you get an awful
> lot of HTTP/206.
> They also make it easier to run local caches for an enterprise.
> The apple process requires the full patch to come down in one-shot and
> doesn't like being interrupted.
> It might be easier for Warren to ship each customer a 16GB USB with the
> whole set of images for each device type. Then again, they would have to
> know how to use them.... I know what to do, but my other family members,
> not so much...
> - Jared
So you fix one part at a time. Each part is independently fixable. Each
part helps by itself.
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: marka at isc.org
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